<?php
/**
 * Application level View Helper
 *
 * This file is application-wide helper file. You can put all
 * application-wide helper-related methods here.
 *
 * PHP 5
 *
 * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
 * Copyright 2005-2012, Cake Software Foundation, Inc. (http://cakefoundation.org)
 *
 * Licensed under The MIT License
 * Redistributions of files must retain the above copyright notice.
 *
 * @copyright     Copyright 2005-2012, Cake Software Foundation, Inc. (http://cakefoundation.org)
 * @link          http://cakephp.org CakePHP(tm) Project
 * @package       app.View.Helper
 * @since         CakePHP(tm) v 0.2.9
 * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
 */

App::uses('Helper', 'View');

/**
 * Application helper
 *
 * Add your application-wide methods in the class below, your helpers
 * will inherit them.
 *
 * @package       app.View.Helper
 */
class AppHelper extends Helper {
	
	public function modelArrayToJson($arr)
	{
		return json_encode($arr);
	}
	
	public function modelArrayToXml($arr, $keyParent = NULL)
	{
		if($keyParent) {
			$arrayRow = "<$keyParent>";
		} else {
			$arrayRow = "";
		}
		
		foreach($arr as $tkey => $trow) {
			if(is_numeric($tkey)) {
				$arrayRow .= $this->modelArrayToXml($trow);
			} elseif(is_array($trow)) {
				$arrayRow .= $this->modelArrayToXml($trow, $tkey);
			} else {
				$arrayRow .= "<$tkey><![CDATA[$trow]]></$tkey>";
			}
		}
		
		if($keyParent) {
			$arrayRow .= "</$keyParent>";
		}
		return $arrayRow;
	}
}
